On Friday 15 March 2024, a routine configuration change by a third-party provider took McDonald’s ordering systems offline across multiple countries. Stores in Australia turned away customers, outlets in Japan and the UK paused service, and many restaurants reverted to cash and pen-and-paper until systems returned a few hours later (1). The outage made headlines precisely because the system is usually invisible and ultra-reliable. The brand’s consistency has never depended on a single heroic manager on shift. It rests on teachable, auditable systems that run the restaurant when no one famous is in the building.

That is the point for middle managers: your legacy is the system you leave, not the spotlight you stand in.

Why systems outlast presence

Documented and auditable systems are not bureaucracy, they are compounding assets. A meta-analysis published by the International Organization for Standardization summarised findings from 42 empirical studies and concluded that ISO 9001 quality management systems are associated with better financial and operational outcomes, particularly when they drive genuine internal improvement rather than a tick-the-box certification. (2) Likewise, research on Toyota’s codified management system shows sustained links between Toyota Way practices and improved operational performance and long-term growth. (3) 

And if you need a practical risk lens, the bus factor is a vivid measure of fragility when too few people hold critical know-how. Low bus factor equals single point of failure; systems raise the bus factor by spreading knowledge across roles. (4)  

This is where AI can be your best assistant, using AI, within the frameworks your organisation allows, to draft, summarise, streamline, test, organise systems will amplify productivity, save vital time; time middle managers could be spending doing the critical people leadership work.

The Legacy Ladder in practice

Managers move from Heroics to Habits to Playbooks to Platform. The climb is a mindset shift from ‘only I can do this’ to ‘any trained person can do this’ to ‘the system ensures it happens.

• Heroics are unsustainable. You are the bottleneck and the backstop.

• Habits are shared routines but still person-dependent.

• Playbooks are documented SOPs, trainable and auditable.

• Platform integrates SOPs with metrics, automation and a cadence of continuous improvement.

• Heroics: Work happens through your personal effort and quick fixes, which gets results but keeps you as the bottleneck.

• Habits: The team follows shared routines that help consistency, yet the approach still relies on specific people to remember and drive them.

• Playbooks: Documented and teachable SOPs make tasks trainable and auditable so any trained person can deliver the standard.

• Platform: Integrated systems with metrics, automation and continuous improvement ensure the work runs reliably without you.

McDonald’s standard work and visual management are well-documented lessons in how to scale quality, speed and consistency. The 2024 outage did not nullify that lesson. If anything, it underlined a second truth: robust systems also include contingency playbooks for inevitable exceptions, from failovers to cash-only modes to manual order capture. (6)

Your Burger Framework for Legacy

Let’s keep this tasty and tactical using the High-Performing Manager Burger:

Eight practical moves to climb the ladder

1. Map the few that matter: Identify the 20 percent of workflows that drive 80 percent of outcomes.

2. Define done: Add acceptance criteria aligned to customer standards and values.

3. Document the happy path and top exceptions: Cover at least five common variances so people are not stranded.

4. Instrument the work: Use simple, at-the-point-of-work metrics and visual controls.

5. Raise the bus factor:(4) Each process has at least two certified trainers and named deputies.

6. Automate wisely: Automate where rules are clear and variability is low. Keep manual backups and a failover plan for tech outages.

7. Audit and kaizen monthly: Small, frontline-owned improvements compound over time. (Toyota Way study: 3)

8. Succession test quarterly: Rotate ownership for a fortnight and watch it run without you.

If you ignore this

Ignoring this or not seeing this through completely leads to a high risk of performance becoming brittle. Leave, promote or lose one key person and you expose single points of failure, delay decisions, and erode customer trust. The bus factor drops, the firefighting spikes, and growth stalls. 

By contrast, codified systems turn good days into standard days.

I'd love to know your thoughts

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Source:

1. https://www.reuters.com/business/retail-consumer/mcdonalds-battles-technical-woes-australia-hong-kong-japan-nyt-says-2024-03-15/

2.  https://www.iso.org/news/2012/10/Ref1665.html

3. https://www.qip-journal.eu/index.php/QIP/article/view/2073

4. https://en.wikipedia.org/wiki/Bus_factor

5. https://www.reuters.com/business/retail-consumer/big-mac-goes-big-tech-with-few-hiccups-2024-03-16/